71950720

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 185925600

約数和(自身を除く): 113974880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 61, 64, 76, 80, 95, 97, 122, 128, 152, 160, 190, 194, 244, 304, 305, 320, 380, 388, 485, 488, 608, 610, 640, 760, 776, 970, 976, 1159, 1216, 1220, 1520, 1552, 1843, 1940, 1952, 2318, 2432, 2440, 3040, 3104, 3686, 3880, 3904, 4636, 4880, 5795, 5917, 6080, 6208, 7372, 7760, 7808, 9215, 9272, 9760, 11590, 11834, 12160, 12416, 14744, 15520, 18430, 18544, 19520, 23180, 23668, 29488, 29585, 31040, 36860, 37088, 39040, 46360, 47336, 58976, 59170, 62080, 73720, 74176, 92720, 94672, 112423, 117952, 118340, 147440, 148352, 185440, 189344, 224846, 235904, 236680, 294880, 370880, 378688, 449692, 473360, 562115, 589760, 741760, 757376, 899384, 946720, 1124230, 1179520, 1798768, 1893440, 2248460, 3597536, 3786880, 4496920, 7195072, 8993840, 14390144, 17987680, 35975360, 71950720]

約数ペア:

[(1, 71950720), (2, 35975360), (4, 17987680), (5, 14390144), (8, 8993840), (10, 7195072), (16, 4496920), (19, 3786880), (20, 3597536), (32, 2248460), (38, 1893440), (40, 1798768), (61, 1179520), (64, 1124230), (76, 946720), (80, 899384), (95, 757376), (97, 741760), (122, 589760), (128, 562115), (152, 473360), (160, 449692), (190, 378688), (194, 370880), (244, 294880), (304, 236680), (305, 235904), (320, 224846), (380, 189344), (388, 185440), (485, 148352), (488, 147440), (608, 118340), (610, 117952), (640, 112423), (760, 94672), (776, 92720), (970, 74176), (976, 73720), (1159, 62080), (1216, 59170), (1220, 58976), (1520, 47336), (1552, 46360), (1843, 39040), (1940, 37088), (1952, 36860), (2318, 31040), (2432, 29585), (2440, 29488), (3040, 23668), (3104, 23180), (3686, 19520), (3880, 18544), (3904, 18430), (4636, 15520), (4880, 14744), (5795, 12416), (5917, 12160), (6080, 11834), (6208, 11590), (7372, 9760), (7760, 9272), (7808, 9215)]