42671940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:293

約数の個数: 96

約数和(自身を含む): 123742080

約数和(自身を除く): 81070140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 89, 122, 131, 178, 183, 244, 262, 267, 305, 356, 366, 393, 445, 524, 534, 610, 655, 732, 786, 890, 915, 1068, 1220, 1310, 1335, 1572, 1780, 1830, 1965, 2620, 2670, 3660, 3930, 5340, 5429, 7860, 7991, 10858, 11659, 15982, 16287, 21716, 23318, 23973, 27145, 31964, 32574, 34977, 39955, 46636, 47946, 54290, 58295, 65148, 69954, 79910, 81435, 95892, 108580, 116590, 119865, 139908, 159820, 162870, 174885, 233180, 239730, 325740, 349770, 479460, 699540, 711199, 1422398, 2133597, 2844796, 3555995, 4267194, 7111990, 8534388, 10667985, 14223980, 21335970, 42671940]

約数ペア:

[(1, 42671940), (2, 21335970), (3, 14223980), (4, 10667985), (5, 8534388), (6, 7111990), (10, 4267194), (12, 3555995), (15, 2844796), (20, 2133597), (30, 1422398), (60, 711199), (61, 699540), (89, 479460), (122, 349770), (131, 325740), (178, 239730), (183, 233180), (244, 174885), (262, 162870), (267, 159820), (305, 139908), (356, 119865), (366, 116590), (393, 108580), (445, 95892), (524, 81435), (534, 79910), (610, 69954), (655, 65148), (732, 58295), (786, 54290), (890, 47946), (915, 46636), (1068, 39955), (1220, 34977), (1310, 32574), (1335, 31964), (1572, 27145), (1780, 23973), (1830, 23318), (1965, 21716), (2620, 16287), (2670, 15982), (3660, 11659), (3930, 10858), (5340, 7991), (5429, 7860)]