72180810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 192

約数和(自身を含む): 226437120

約数和(自身を除く): 154256310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 19, 26, 30, 34, 38, 39, 45, 51, 57, 65, 78, 85, 90, 95, 102, 114, 117, 130, 153, 170, 171, 190, 191, 195, 221, 234, 247, 255, 285, 306, 323, 342, 382, 390, 442, 494, 510, 570, 573, 585, 646, 663, 741, 765, 855, 955, 969, 1105, 1146, 1170, 1235, 1326, 1482, 1530, 1615, 1710, 1719, 1910, 1938, 1989, 2210, 2223, 2470, 2483, 2865, 2907, 3230, 3247, 3315, 3438, 3629, 3705, 3978, 4199, 4446, 4845, 4966, 5730, 5814, 6494, 6630, 7258, 7410, 7449, 8398, 8595, 9690, 9741, 9945, 10887, 11115, 12415, 12597, 14535, 14898, 16235, 17190, 18145, 19482, 19890, 20995, 21774, 22230, 22347, 24830, 25194, 29070, 29223, 32470, 32661, 36290, 37245, 37791, 41990, 42211, 44694, 47177, 48705, 54435, 58446, 61693, 62985, 65322, 74490, 75582, 84422, 94354, 97410, 108870, 111735, 123386, 125970, 126633, 141531, 146115, 163305, 185079, 188955, 211055, 223470, 235885, 253266, 283062, 292230, 308465, 326610, 370158, 377910, 379899, 422110, 424593, 471770, 555237, 616930, 633165, 707655, 759798, 802009, 849186, 925395, 1110474, 1266330, 1415310, 1604018, 1850790, 1899495, 2122965, 2406027, 2776185, 3798990, 4010045, 4245930, 4812054, 5552370, 7218081, 8020090, 12030135, 14436162, 24060270, 36090405, 72180810]

約数ペア:

[(1, 72180810), (2, 36090405), (3, 24060270), (5, 14436162), (6, 12030135), (9, 8020090), (10, 7218081), (13, 5552370), (15, 4812054), (17, 4245930), (18, 4010045), (19, 3798990), (26, 2776185), (30, 2406027), (34, 2122965), (38, 1899495), (39, 1850790), (45, 1604018), (51, 1415310), (57, 1266330), (65, 1110474), (78, 925395), (85, 849186), (90, 802009), (95, 759798), (102, 707655), (114, 633165), (117, 616930), (130, 555237), (153, 471770), (170, 424593), (171, 422110), (190, 379899), (191, 377910), (195, 370158), (221, 326610), (234, 308465), (247, 292230), (255, 283062), (285, 253266), (306, 235885), (323, 223470), (342, 211055), (382, 188955), (390, 185079), (442, 163305), (494, 146115), (510, 141531), (570, 126633), (573, 125970), (585, 123386), (646, 111735), (663, 108870), (741, 97410), (765, 94354), (855, 84422), (955, 75582), (969, 74490), (1105, 65322), (1146, 62985), (1170, 61693), (1235, 58446), (1326, 54435), (1482, 48705), (1530, 47177), (1615, 44694), (1710, 42211), (1719, 41990), (1910, 37791), (1938, 37245), (1989, 36290), (2210, 32661), (2223, 32470), (2470, 29223), (2483, 29070), (2865, 25194), (2907, 24830), (3230, 22347), (3247, 22230), (3315, 21774), (3438, 20995), (3629, 19890), (3705, 19482), (3978, 18145), (4199, 17190), (4446, 16235), (4845, 14898), (4966, 14535), (5730, 12597), (5814, 12415), (6494, 11115), (6630, 10887), (7258, 9945), (7410, 9741), (7449, 9690), (8398, 8595)]