28418858520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1071601}}^1$

素因数の和:1071645

約数の個数: 128

約数和(自身を含む): 97215733440

約数和(自身を除く): 68796874920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 8840, 13260, 26520, 1071601, 2143202, 3214803, 4286404, 5358005, 6429606, 8572808, 10716010, 12859212, 13930813, 16074015, 18217217, 21432020, 25718424, 27861626, 32148030, 36434434, 41792439, 42864040, 54651651, 55723252, 64296060, 69654065, 72868868, 83584878, 91086085, 109303302, 111446504, 128592120, 139308130, 145737736, 167169756, 182172170, 208962195, 218606604, 236823821, 273258255, 278616260, 334339512, 364344340, 417924390, 437213208, 473647642, 546516510, 557232520, 710471463, 728688680, 835848780, 947295284, 1093033020, 1184119105, 1420942926, 1671697560, 1894590568, 2186066040, 2368238210, 2841885852, 3552357315, 4736476420, 5683771704, 7104714630, 9472952840, 14209429260, 28418858520]

約数ペア:

[(1, 28418858520), (2, 14209429260), (3, 9472952840), (4, 7104714630), (5, 5683771704), (6, 4736476420), (8, 3552357315), (10, 2841885852), (12, 2368238210), (13, 2186066040), (15, 1894590568), (17, 1671697560), (20, 1420942926), (24, 1184119105), (26, 1093033020), (30, 947295284), (34, 835848780), (39, 728688680), (40, 710471463), (51, 557232520), (52, 546516510), (60, 473647642), (65, 437213208), (68, 417924390), (78, 364344340), (85, 334339512), (102, 278616260), (104, 273258255), (120, 236823821), (130, 218606604), (136, 208962195), (156, 182172170), (170, 167169756), (195, 145737736), (204, 139308130), (221, 128592120), (255, 111446504), (260, 109303302), (312, 91086085), (340, 83584878), (390, 72868868), (408, 69654065), (442, 64296060), (510, 55723252), (520, 54651651), (663, 42864040), (680, 41792439), (780, 36434434), (884, 32148030), (1020, 27861626), (1105, 25718424), (1326, 21432020), (1560, 18217217), (1768, 16074015), (2040, 13930813), (2210, 12859212), (2652, 10716010), (3315, 8572808), (4420, 6429606), (5304, 5358005), (6630, 4286404), (8840, 3214803), (13260, 2143202), (26520, 1071601)]