438874380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2927}}^1$

素因数の和:2973

約数の個数: 216

約数和(自身を含む): 1640253888

約数和(自身を除く): 1201379508

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, 49, 51, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 119, 126, 140, 147, 153, 170, 180, 196, 204, 210, 238, 245, 252, 255, 294, 306, 315, 340, 357, 420, 441, 476, 490, 510, 588, 595, 612, 630, 714, 735, 765, 833, 882, 980, 1020, 1071, 1190, 1260, 1428, 1470, 1530, 1666, 1764, 1785, 2142, 2205, 2380, 2499, 2927, 2940, 3060, 3332, 3570, 4165, 4284, 4410, 4998, 5355, 5854, 7140, 7497, 8330, 8781, 8820, 9996, 10710, 11708, 12495, 14635, 14994, 16660, 17562, 20489, 21420, 24990, 26343, 29270, 29988, 35124, 37485, 40978, 43905, 49759, 49980, 52686, 58540, 61467, 74970, 81956, 87810, 99518, 102445, 105372, 122934, 131715, 143423, 149277, 149940, 175620, 184401, 199036, 204890, 245868, 248795, 263430, 286846, 298554, 307335, 348313, 368802, 409780, 430269, 447831, 497590, 526860, 573692, 597108, 614670, 696626, 717115, 737604, 746385, 860538, 895662, 922005, 995180, 1044939, 1229340, 1290807, 1393252, 1434230, 1492770, 1721076, 1741565, 1791324, 1844010, 2089878, 2151345, 2239155, 2438191, 2581614, 2868460, 2985540, 3134817, 3483130, 3688020, 4179756, 4302690, 4478310, 4876382, 5163228, 5224695, 6269634, 6454035, 6966260, 7314573, 8605380, 8956620, 9752764, 10449390, 12190955, 12539268, 12908070, 14629146, 15674085, 20898780, 21943719, 24381910, 25816140, 29258292, 31348170, 36572865, 43887438, 48763820, 62696340, 73145730, 87774876, 109718595, 146291460, 219437190, 438874380]

約数ペア:

[(1, 438874380), (2, 219437190), (3, 146291460), (4, 109718595), (5, 87774876), (6, 73145730), (7, 62696340), (9, 48763820), (10, 43887438), (12, 36572865), (14, 31348170), (15, 29258292), (17, 25816140), (18, 24381910), (20, 21943719), (21, 20898780), (28, 15674085), (30, 14629146), (34, 12908070), (35, 12539268), (36, 12190955), (42, 10449390), (45, 9752764), (49, 8956620), (51, 8605380), (60, 7314573), (63, 6966260), (68, 6454035), (70, 6269634), (84, 5224695), (85, 5163228), (90, 4876382), (98, 4478310), (102, 4302690), (105, 4179756), (119, 3688020), (126, 3483130), (140, 3134817), (147, 2985540), (153, 2868460), (170, 2581614), (180, 2438191), (196, 2239155), (204, 2151345), (210, 2089878), (238, 1844010), (245, 1791324), (252, 1741565), (255, 1721076), (294, 1492770), (306, 1434230), (315, 1393252), (340, 1290807), (357, 1229340), (420, 1044939), (441, 995180), (476, 922005), (490, 895662), (510, 860538), (588, 746385), (595, 737604), (612, 717115), (630, 696626), (714, 614670), (735, 597108), (765, 573692), (833, 526860), (882, 497590), (980, 447831), (1020, 430269), (1071, 409780), (1190, 368802), (1260, 348313), (1428, 307335), (1470, 298554), (1530, 286846), (1666, 263430), (1764, 248795), (1785, 245868), (2142, 204890), (2205, 199036), (2380, 184401), (2499, 175620), (2927, 149940), (2940, 149277), (3060, 143423), (3332, 131715), (3570, 122934), (4165, 105372), (4284, 102445), (4410, 99518), (4998, 87810), (5355, 81956), (5854, 74970), (7140, 61467), (7497, 58540), (8330, 52686), (8781, 49980), (8820, 49759), (9996, 43905), (10710, 40978), (11708, 37485), (12495, 35124), (14635, 29988), (14994, 29270), (16660, 26343), (17562, 24990), (20489, 21420)]