91178820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 297198720

約数和(自身を除く): 206019900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 83, 85, 90, 102, 153, 166, 170, 180, 204, 249, 255, 306, 332, 340, 359, 415, 498, 510, 612, 718, 747, 765, 830, 996, 1020, 1077, 1245, 1411, 1436, 1494, 1530, 1660, 1795, 2154, 2490, 2822, 2988, 3060, 3231, 3590, 3735, 4233, 4308, 4980, 5385, 5644, 6103, 6462, 7055, 7180, 7470, 8466, 10770, 12206, 12699, 12924, 14110, 14940, 16155, 16932, 18309, 21165, 21540, 24412, 25398, 28220, 29797, 30515, 32310, 36618, 42330, 50796, 54927, 59594, 61030, 63495, 64620, 73236, 84660, 89391, 91545, 109854, 119188, 122060, 126990, 148985, 178782, 183090, 219708, 253980, 268173, 274635, 297970, 357564, 366180, 446955, 506549, 536346, 549270, 595940, 893910, 1013098, 1072692, 1098540, 1340865, 1519647, 1787820, 2026196, 2532745, 2681730, 3039294, 4558941, 5065490, 5363460, 6078588, 7598235, 9117882, 10130980, 15196470, 18235764, 22794705, 30392940, 45589410, 91178820]

約数ペア:

[(1, 91178820), (2, 45589410), (3, 30392940), (4, 22794705), (5, 18235764), (6, 15196470), (9, 10130980), (10, 9117882), (12, 7598235), (15, 6078588), (17, 5363460), (18, 5065490), (20, 4558941), (30, 3039294), (34, 2681730), (36, 2532745), (45, 2026196), (51, 1787820), (60, 1519647), (68, 1340865), (83, 1098540), (85, 1072692), (90, 1013098), (102, 893910), (153, 595940), (166, 549270), (170, 536346), (180, 506549), (204, 446955), (249, 366180), (255, 357564), (306, 297970), (332, 274635), (340, 268173), (359, 253980), (415, 219708), (498, 183090), (510, 178782), (612, 148985), (718, 126990), (747, 122060), (765, 119188), (830, 109854), (996, 91545), (1020, 89391), (1077, 84660), (1245, 73236), (1411, 64620), (1436, 63495), (1494, 61030), (1530, 59594), (1660, 54927), (1795, 50796), (2154, 42330), (2490, 36618), (2822, 32310), (2988, 30515), (3060, 29797), (3231, 28220), (3590, 25398), (3735, 24412), (4233, 21540), (4308, 21165), (4980, 18309), (5385, 16932), (5644, 16155), (6103, 14940), (6462, 14110), (7055, 12924), (7180, 12699), (7470, 12206), (8466, 10770)]