72237420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 240

約数和(自身を含む): 249546528

約数和(自身を除く): 177309108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 43, 45, 51, 54, 60, 61, 68, 81, 85, 86, 90, 102, 108, 122, 129, 135, 153, 162, 170, 172, 180, 183, 204, 215, 244, 255, 258, 270, 305, 306, 324, 340, 366, 387, 405, 430, 459, 510, 516, 540, 549, 610, 612, 645, 731, 732, 765, 774, 810, 860, 915, 918, 1020, 1037, 1098, 1161, 1220, 1290, 1377, 1462, 1530, 1548, 1620, 1647, 1830, 1836, 1935, 2074, 2193, 2196, 2295, 2322, 2580, 2623, 2745, 2754, 2924, 3060, 3111, 3294, 3483, 3655, 3660, 3870, 4148, 4386, 4590, 4644, 4941, 5185, 5246, 5490, 5508, 5805, 6222, 6579, 6588, 6885, 6966, 7310, 7740, 7869, 8235, 8772, 9180, 9333, 9882, 10370, 10492, 10965, 10980, 11610, 12444, 13115, 13158, 13770, 13932, 14620, 15555, 15738, 16470, 17415, 18666, 19737, 19764, 20740, 21930, 23220, 23607, 24705, 26230, 26316, 27540, 27999, 31110, 31476, 32895, 32940, 34830, 37332, 39345, 39474, 43860, 44591, 46665, 47214, 49410, 52460, 55998, 59211, 62220, 65790, 69660, 70821, 78690, 78948, 83997, 89182, 93330, 94428, 98685, 98820, 111996, 118035, 118422, 131580, 133773, 139995, 141642, 157380, 167994, 178364, 186660, 197370, 212463, 222955, 236070, 236844, 267546, 279990, 283284, 296055, 335988, 354105, 394740, 401319, 419985, 424926, 445910, 472140, 535092, 559980, 592110, 668865, 708210, 802638, 839970, 849852, 891820, 1062315, 1184220, 1203957, 1337730, 1416420, 1605276, 1679940, 2006595, 2124630, 2407914, 2675460, 3611871, 4013190, 4249260, 4815828, 6019785, 7223742, 8026380, 12039570, 14447484, 18059355, 24079140, 36118710, 72237420]

約数ペア:

[(1, 72237420), (2, 36118710), (3, 24079140), (4, 18059355), (5, 14447484), (6, 12039570), (9, 8026380), (10, 7223742), (12, 6019785), (15, 4815828), (17, 4249260), (18, 4013190), (20, 3611871), (27, 2675460), (30, 2407914), (34, 2124630), (36, 2006595), (43, 1679940), (45, 1605276), (51, 1416420), (54, 1337730), (60, 1203957), (61, 1184220), (68, 1062315), (81, 891820), (85, 849852), (86, 839970), (90, 802638), (102, 708210), (108, 668865), (122, 592110), (129, 559980), (135, 535092), (153, 472140), (162, 445910), (170, 424926), (172, 419985), (180, 401319), (183, 394740), (204, 354105), (215, 335988), (244, 296055), (255, 283284), (258, 279990), (270, 267546), (305, 236844), (306, 236070), (324, 222955), (340, 212463), (366, 197370), (387, 186660), (405, 178364), (430, 167994), (459, 157380), (510, 141642), (516, 139995), (540, 133773), (549, 131580), (610, 118422), (612, 118035), (645, 111996), (731, 98820), (732, 98685), (765, 94428), (774, 93330), (810, 89182), (860, 83997), (915, 78948), (918, 78690), (1020, 70821), (1037, 69660), (1098, 65790), (1161, 62220), (1220, 59211), (1290, 55998), (1377, 52460), (1462, 49410), (1530, 47214), (1548, 46665), (1620, 44591), (1647, 43860), (1830, 39474), (1836, 39345), (1935, 37332), (2074, 34830), (2193, 32940), (2196, 32895), (2295, 31476), (2322, 31110), (2580, 27999), (2623, 27540), (2745, 26316), (2754, 26230), (2924, 24705), (3060, 23607), (3111, 23220), (3294, 21930), (3483, 20740), (3655, 19764), (3660, 19737), (3870, 18666), (4148, 17415), (4386, 16470), (4590, 15738), (4644, 15555), (4941, 14620), (5185, 13932), (5246, 13770), (5490, 13158), (5508, 13115), (5805, 12444), (6222, 11610), (6579, 10980), (6588, 10965), (6885, 10492), (6966, 10370), (7310, 9882), (7740, 9333), (7869, 9180), (8235, 8772)]