397222380

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:155

約数の個数: 216

約数和(自身を含む): 1311190608

約数和(自身を除く): 913968228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 47, 54, 60, 74, 81, 90, 94, 108, 111, 135, 141, 148, 162, 180, 185, 188, 222, 235, 243, 270, 282, 324, 333, 370, 405, 423, 444, 470, 486, 540, 555, 564, 666, 705, 740, 810, 846, 940, 972, 999, 1110, 1215, 1269, 1332, 1410, 1620, 1665, 1692, 1739, 1998, 2115, 2209, 2220, 2430, 2538, 2820, 2997, 3330, 3478, 3807, 3996, 4230, 4418, 4860, 4995, 5076, 5217, 5994, 6345, 6627, 6660, 6956, 7614, 8460, 8695, 8836, 8991, 9990, 10434, 11045, 11421, 11988, 12690, 13254, 14985, 15228, 15651, 17390, 17982, 19035, 19881, 19980, 20868, 22090, 22842, 25380, 26085, 26508, 29970, 31302, 33135, 34780, 35964, 38070, 39762, 44180, 44955, 45684, 46953, 52170, 57105, 59643, 59940, 62604, 66270, 76140, 78255, 79524, 81733, 89910, 93906, 99405, 104340, 114210, 119286, 132540, 140859, 156510, 163466, 178929, 179820, 187812, 198810, 228420, 234765, 238572, 245199, 281718, 298215, 313020, 326932, 357858, 397620, 408665, 422577, 469530, 490398, 536787, 563436, 596430, 704295, 715716, 735597, 817330, 845154, 894645, 939060, 980796, 1073574, 1192860, 1225995, 1408590, 1471194, 1634660, 1690308, 1789290, 2112885, 2147148, 2206791, 2451990, 2683935, 2817180, 2942388, 3578580, 3677985, 4225770, 4413582, 4903980, 5367870, 6620373, 7355970, 8451540, 8827164, 10735740, 11033955, 13240746, 14711940, 19861119, 22067910, 26481492, 33101865, 39722238, 44135820, 66203730, 79444476, 99305595, 132407460, 198611190, 397222380]

約数ペア:

[(1, 397222380), (2, 198611190), (3, 132407460), (4, 99305595), (5, 79444476), (6, 66203730), (9, 44135820), (10, 39722238), (12, 33101865), (15, 26481492), (18, 22067910), (20, 19861119), (27, 14711940), (30, 13240746), (36, 11033955), (37, 10735740), (45, 8827164), (47, 8451540), (54, 7355970), (60, 6620373), (74, 5367870), (81, 4903980), (90, 4413582), (94, 4225770), (108, 3677985), (111, 3578580), (135, 2942388), (141, 2817180), (148, 2683935), (162, 2451990), (180, 2206791), (185, 2147148), (188, 2112885), (222, 1789290), (235, 1690308), (243, 1634660), (270, 1471194), (282, 1408590), (324, 1225995), (333, 1192860), (370, 1073574), (405, 980796), (423, 939060), (444, 894645), (470, 845154), (486, 817330), (540, 735597), (555, 715716), (564, 704295), (666, 596430), (705, 563436), (740, 536787), (810, 490398), (846, 469530), (940, 422577), (972, 408665), (999, 397620), (1110, 357858), (1215, 326932), (1269, 313020), (1332, 298215), (1410, 281718), (1620, 245199), (1665, 238572), (1692, 234765), (1739, 228420), (1998, 198810), (2115, 187812), (2209, 179820), (2220, 178929), (2430, 163466), (2538, 156510), (2820, 140859), (2997, 132540), (3330, 119286), (3478, 114210), (3807, 104340), (3996, 99405), (4230, 93906), (4418, 89910), (4860, 81733), (4995, 79524), (5076, 78255), (5217, 76140), (5994, 66270), (6345, 62604), (6627, 59940), (6660, 59643), (6956, 57105), (7614, 52170), (8460, 46953), (8695, 45684), (8836, 44955), (8991, 44180), (9990, 39762), (10434, 38070), (11045, 35964), (11421, 34780), (11988, 33135), (12690, 31302), (13254, 29970), (14985, 26508), (15228, 26085), (15651, 25380), (17390, 22842), (17982, 22090), (19035, 20868), (19881, 19980)]