420624540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 288

約数和(自身を含む): 1570907520

約数和(自身を除く): 1150282980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 73, 84, 85, 90, 102, 105, 119, 126, 140, 146, 153, 170, 180, 204, 210, 219, 238, 252, 255, 269, 292, 306, 315, 340, 357, 365, 420, 438, 476, 510, 511, 538, 595, 612, 630, 657, 714, 730, 765, 807, 876, 1020, 1022, 1071, 1076, 1095, 1190, 1241, 1260, 1314, 1345, 1428, 1460, 1530, 1533, 1614, 1785, 1883, 2044, 2142, 2190, 2380, 2421, 2482, 2555, 2628, 2690, 3060, 3066, 3228, 3285, 3570, 3723, 3766, 4035, 4284, 4380, 4573, 4599, 4842, 4964, 5110, 5355, 5380, 5649, 6132, 6205, 6570, 7140, 7446, 7532, 7665, 8070, 8687, 9146, 9198, 9415, 9684, 10220, 10710, 11169, 11298, 12105, 12410, 13140, 13719, 14892, 15330, 16140, 16947, 17374, 18292, 18396, 18615, 18830, 19637, 21420, 22338, 22596, 22865, 22995, 24210, 24820, 26061, 27438, 28245, 30660, 32011, 33894, 34748, 37230, 37660, 39274, 41157, 43435, 44676, 45730, 45990, 48420, 52122, 54876, 55845, 56490, 58911, 64022, 67788, 68595, 74460, 78183, 78548, 82314, 84735, 86870, 91460, 91980, 96033, 98185, 104244, 111690, 112980, 117822, 128044, 130305, 137190, 137459, 156366, 160055, 164628, 169470, 173740, 176733, 192066, 196370, 205785, 223380, 235644, 260610, 274380, 274918, 288099, 294555, 312732, 320110, 333829, 338940, 353466, 384132, 390915, 392740, 411570, 412377, 480165, 521220, 549836, 576198, 589110, 640220, 667658, 687295, 706932, 781830, 823140, 824754, 883665, 960330, 1001487, 1152396, 1178220, 1237131, 1335316, 1374590, 1440495, 1563660, 1649508, 1669145, 1767330, 1920660, 2002974, 2061885, 2336803, 2474262, 2749180, 2880990, 3004461, 3338290, 3534660, 4005948, 4123770, 4673606, 4948524, 5007435, 5761980, 6008922, 6185655, 6676580, 7010409, 8247540, 9347212, 10014870, 11684015, 12017844, 12371310, 14020818, 15022305, 20029740, 21031227, 23368030, 24742620, 28041636, 30044610, 35052045, 42062454, 46736060, 60089220, 70104090, 84124908, 105156135, 140208180, 210312270, 420624540]

約数ペア:

[(1, 420624540), (2, 210312270), (3, 140208180), (4, 105156135), (5, 84124908), (6, 70104090), (7, 60089220), (9, 46736060), (10, 42062454), (12, 35052045), (14, 30044610), (15, 28041636), (17, 24742620), (18, 23368030), (20, 21031227), (21, 20029740), (28, 15022305), (30, 14020818), (34, 12371310), (35, 12017844), (36, 11684015), (42, 10014870), (45, 9347212), (51, 8247540), (60, 7010409), (63, 6676580), (68, 6185655), (70, 6008922), (73, 5761980), (84, 5007435), (85, 4948524), (90, 4673606), (102, 4123770), (105, 4005948), (119, 3534660), (126, 3338290), (140, 3004461), (146, 2880990), (153, 2749180), (170, 2474262), (180, 2336803), (204, 2061885), (210, 2002974), (219, 1920660), (238, 1767330), (252, 1669145), (255, 1649508), (269, 1563660), (292, 1440495), (306, 1374590), (315, 1335316), (340, 1237131), (357, 1178220), (365, 1152396), (420, 1001487), (438, 960330), (476, 883665), (510, 824754), (511, 823140), (538, 781830), (595, 706932), (612, 687295), (630, 667658), (657, 640220), (714, 589110), (730, 576198), (765, 549836), (807, 521220), (876, 480165), (1020, 412377), (1022, 411570), (1071, 392740), (1076, 390915), (1095, 384132), (1190, 353466), (1241, 338940), (1260, 333829), (1314, 320110), (1345, 312732), (1428, 294555), (1460, 288099), (1530, 274918), (1533, 274380), (1614, 260610), (1785, 235644), (1883, 223380), (2044, 205785), (2142, 196370), (2190, 192066), (2380, 176733), (2421, 173740), (2482, 169470), (2555, 164628), (2628, 160055), (2690, 156366), (3060, 137459), (3066, 137190), (3228, 130305), (3285, 128044), (3570, 117822), (3723, 112980), (3766, 111690), (4035, 104244), (4284, 98185), (4380, 96033), (4573, 91980), (4599, 91460), (4842, 86870), (4964, 84735), (5110, 82314), (5355, 78548), (5380, 78183), (5649, 74460), (6132, 68595), (6205, 67788), (6570, 64022), (7140, 58911), (7446, 56490), (7532, 55845), (7665, 54876), (8070, 52122), (8687, 48420), (9146, 45990), (9198, 45730), (9415, 44676), (9684, 43435), (10220, 41157), (10710, 39274), (11169, 37660), (11298, 37230), (12105, 34748), (12410, 33894), (13140, 32011), (13719, 30660), (14892, 28245), (15330, 27438), (16140, 26061), (16947, 24820), (17374, 24210), (18292, 22995), (18396, 22865), (18615, 22596), (18830, 22338), (19637, 21420)]