72396540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 237051360

約数和(自身を除く): 164654820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 59, 60, 68, 85, 90, 102, 118, 153, 170, 177, 180, 204, 236, 255, 295, 306, 340, 354, 401, 510, 531, 590, 612, 708, 765, 802, 885, 1003, 1020, 1062, 1180, 1203, 1530, 1604, 1770, 2005, 2006, 2124, 2406, 2655, 3009, 3060, 3540, 3609, 4010, 4012, 4812, 5015, 5310, 6015, 6018, 6817, 7218, 8020, 9027, 10030, 10620, 12030, 12036, 13634, 14436, 15045, 18045, 18054, 20060, 20451, 23659, 24060, 27268, 30090, 34085, 36090, 36108, 40902, 45135, 47318, 60180, 61353, 68170, 70977, 72180, 81804, 90270, 94636, 102255, 118295, 122706, 136340, 141954, 180540, 204510, 212931, 236590, 245412, 283908, 306765, 354885, 402203, 409020, 425862, 473180, 613530, 709770, 804406, 851724, 1064655, 1206609, 1227060, 1419540, 1608812, 2011015, 2129310, 2413218, 3619827, 4022030, 4258620, 4826436, 6033045, 7239654, 8044060, 12066090, 14479308, 18099135, 24132180, 36198270, 72396540]

約数ペア:

[(1, 72396540), (2, 36198270), (3, 24132180), (4, 18099135), (5, 14479308), (6, 12066090), (9, 8044060), (10, 7239654), (12, 6033045), (15, 4826436), (17, 4258620), (18, 4022030), (20, 3619827), (30, 2413218), (34, 2129310), (36, 2011015), (45, 1608812), (51, 1419540), (59, 1227060), (60, 1206609), (68, 1064655), (85, 851724), (90, 804406), (102, 709770), (118, 613530), (153, 473180), (170, 425862), (177, 409020), (180, 402203), (204, 354885), (236, 306765), (255, 283908), (295, 245412), (306, 236590), (340, 212931), (354, 204510), (401, 180540), (510, 141954), (531, 136340), (590, 122706), (612, 118295), (708, 102255), (765, 94636), (802, 90270), (885, 81804), (1003, 72180), (1020, 70977), (1062, 68170), (1180, 61353), (1203, 60180), (1530, 47318), (1604, 45135), (1770, 40902), (2005, 36108), (2006, 36090), (2124, 34085), (2406, 30090), (2655, 27268), (3009, 24060), (3060, 23659), (3540, 20451), (3609, 20060), (4010, 18054), (4012, 18045), (4812, 15045), (5015, 14436), (5310, 13634), (6015, 12036), (6018, 12030), (6817, 10620), (7218, 10030), (8020, 9027)]