2971778940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{55217}}^1$

素因数の和:55268

約数の個数: 144

約数和(自身を含む): 10130073408

約数和(自身を除く): 7158294468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 260, 276, 299, 345, 390, 414, 460, 468, 585, 598, 690, 780, 828, 897, 1035, 1170, 1196, 1380, 1495, 1794, 2070, 2340, 2691, 2990, 3588, 4140, 4485, 5382, 5980, 8970, 10764, 13455, 17940, 26910, 53820, 55217, 110434, 165651, 220868, 276085, 331302, 496953, 552170, 662604, 717821, 828255, 993906, 1104340, 1269991, 1435642, 1656510, 1987812, 2153463, 2484765, 2539982, 2871284, 3313020, 3589105, 3809973, 4306926, 4969530, 5079964, 6349955, 6460389, 7178210, 7619946, 8613852, 9939060, 10767315, 11429919, 12699910, 12920778, 14356420, 15239892, 16509883, 19049865, 21534630, 22859838, 25399820, 25841556, 32301945, 33019766, 38099730, 43069260, 45719676, 49529649, 57149595, 64603890, 66039532, 76199460, 82549415, 99059298, 114299190, 129207780, 148588947, 165098830, 198118596, 228598380, 247648245, 297177894, 330197660, 495296490, 594355788, 742944735, 990592980, 1485889470, 2971778940]

約数ペア:

[(1, 2971778940), (2, 1485889470), (3, 990592980), (4, 742944735), (5, 594355788), (6, 495296490), (9, 330197660), (10, 297177894), (12, 247648245), (13, 228598380), (15, 198118596), (18, 165098830), (20, 148588947), (23, 129207780), (26, 114299190), (30, 99059298), (36, 82549415), (39, 76199460), (45, 66039532), (46, 64603890), (52, 57149595), (60, 49529649), (65, 45719676), (69, 43069260), (78, 38099730), (90, 33019766), (92, 32301945), (115, 25841556), (117, 25399820), (130, 22859838), (138, 21534630), (156, 19049865), (180, 16509883), (195, 15239892), (207, 14356420), (230, 12920778), (234, 12699910), (260, 11429919), (276, 10767315), (299, 9939060), (345, 8613852), (390, 7619946), (414, 7178210), (460, 6460389), (468, 6349955), (585, 5079964), (598, 4969530), (690, 4306926), (780, 3809973), (828, 3589105), (897, 3313020), (1035, 2871284), (1170, 2539982), (1196, 2484765), (1380, 2153463), (1495, 1987812), (1794, 1656510), (2070, 1435642), (2340, 1269991), (2691, 1104340), (2990, 993906), (3588, 828255), (4140, 717821), (4485, 662604), (5382, 552170), (5980, 496953), (8970, 331302), (10764, 276085), (13455, 220868), (17940, 165651), (26910, 110434), (53820, 55217)]