40103680

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 108168480

約数和(自身を除く): 68064800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 97, 128, 136, 152, 160, 170, 190, 194, 256, 272, 304, 320, 323, 340, 380, 388, 485, 544, 608, 640, 646, 680, 760, 776, 970, 1088, 1216, 1280, 1292, 1360, 1520, 1552, 1615, 1649, 1843, 1940, 2176, 2432, 2584, 2720, 3040, 3104, 3230, 3298, 3686, 3880, 4352, 4864, 5168, 5440, 6080, 6208, 6460, 6596, 7372, 7760, 8245, 9215, 10336, 10880, 12160, 12416, 12920, 13192, 14744, 15520, 16490, 18430, 20672, 21760, 24320, 24832, 25840, 26384, 29488, 31040, 31331, 32980, 36860, 41344, 51680, 52768, 58976, 62080, 62662, 65960, 73720, 82688, 103360, 105536, 117952, 124160, 125324, 131920, 147440, 156655, 206720, 211072, 235904, 250648, 263840, 294880, 313310, 413440, 422144, 471808, 501296, 527680, 589760, 626620, 1002592, 1055360, 1179520, 1253240, 2005184, 2110720, 2359040, 2506480, 4010368, 5012960, 8020736, 10025920, 20051840, 40103680]

約数ペア:

[(1, 40103680), (2, 20051840), (4, 10025920), (5, 8020736), (8, 5012960), (10, 4010368), (16, 2506480), (17, 2359040), (19, 2110720), (20, 2005184), (32, 1253240), (34, 1179520), (38, 1055360), (40, 1002592), (64, 626620), (68, 589760), (76, 527680), (80, 501296), (85, 471808), (95, 422144), (97, 413440), (128, 313310), (136, 294880), (152, 263840), (160, 250648), (170, 235904), (190, 211072), (194, 206720), (256, 156655), (272, 147440), (304, 131920), (320, 125324), (323, 124160), (340, 117952), (380, 105536), (388, 103360), (485, 82688), (544, 73720), (608, 65960), (640, 62662), (646, 62080), (680, 58976), (760, 52768), (776, 51680), (970, 41344), (1088, 36860), (1216, 32980), (1280, 31331), (1292, 31040), (1360, 29488), (1520, 26384), (1552, 25840), (1615, 24832), (1649, 24320), (1843, 21760), (1940, 20672), (2176, 18430), (2432, 16490), (2584, 15520), (2720, 14744), (3040, 13192), (3104, 12920), (3230, 12416), (3298, 12160), (3686, 10880), (3880, 10336), (4352, 9215), (4864, 8245), (5168, 7760), (5440, 7372), (6080, 6596), (6208, 6460)]